OPALS (IMAGE) NASA/Johnson Space Center Caption This animated image demonstrates how the Optical Payload for Lasercomm Science (OPALS) laser will beam down to Earth from the International Space Station. Credit NASA Usage Restrictions NASA License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.